The Bearing,roller,track Roller, cataloged under National Stock Number 3110-01-438-4951, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Fag Bearings Corporation. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-438-4951 |
| Primary Part Number | NUTR 40 |
| Item Name | Bearing,roller,track Roller |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Fag Bearings Corporation |
| Status | ACTIVE |
| Outer Ring Width | 30.0 MILLIMETERS NOMINAL MM |
| Overall Outside Diameter | 80.0 MILLIMETERS NOMINAL MM |
| Bore Diameter | 40.0 MILLIMETERS NOMINAL MM |
| Material | STEEL COMP E52100 OVERALL |
| Inner Ring Width | 32.0 MILLIMETERS NOMINAL MM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| NUTR 40 PRIMARY | Fag Bearings Corporation (USA) |
| NATR 40 PP PRIMARY | Skf Usa Inc. (USA) |
| Reference | Meaning |
|---|---|
| 7102-1 | 7/9 Vendor item drawing reference Eaton Aviation Corporation |
| 7102-1 | C/1 Advisory reference — outside the item-of-supply concept Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution |
NSN 3110-01-438-4951 is a Bearing,roller,track Roller, manufactured by Fag Bearings Corporation, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-438-4951 has 2 manufacturer part numbers on file: NUTR 40 (Fag Bearings Corporation), NATR 40 PP (Skf Usa Inc.).
2 possible matches (shared part number, not a government interchangeability claim): 5310-01-590-9509, 5310-01-598-5404. Verify interchangeability with system specifications before substitution.
Key specifications for NUTR 40: Outer Ring Width: 30.0 MILLIMETERS NOMINAL MM; Overall Outside Diameter: 80.0 MILLIMETERS NOMINAL MM; Bore Diameter: 40.0 MILLIMETERS NOMINAL MM; Material: STEEL COMP E52100 OVERALL. 5 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.